University of Tulsa
Mountain Cedar Pollen Forecast

Date Issued: 28 December 2000

Mountain Cedar location(s): Arbuckle Mountains, OK

Regional weather: Thursday, December 28 - TX/OK/AR: Storm system finally moving east of the region. Sunny to partly cloudy south and west; mostly cloudy north and east with decreasing clouds as the day progresses. Widespread fog this morning in parts of the north east also. No precipitation expected today save for a chance of morning rain or flurries in the east. Generally light winds today. A weak and dry cold front will move southeastward through the region tonight and Friday so winds may pick up a bit later. Highs mostly from the 30's to 50's today. Lows tonight mostly in the 20's and 30's with some 10's Panhandle.

Trajectory weather: Cloudy with some decreasing cloudiness this afternoon, high near 40. Becoming clear tonight, low in the 20's. Sunny Friday, high in the 50's.

Trajectory confidence: High

OUTLOOK: *** Low Threat *** Conditions are highly unfavorable for pollen release today. Light precipitation fell near the source region yesterday. Humidities remain high during late morning and are likely not to fall much with the lingering cloudiness. High near the source region only expected to reach near 40, below the tolerance level. Winds are light. No pollen release expected; Low Risk of Exposure. TK

 Trajectory Start(s) (shown by black star on map): Sulfur, Oklahoma

Prepared by: Thomas Keever (Department of Marine, Earth and Atmospheric Sciences, NCSU), Estelle Levetin (Faculty of Biological Science, The University of Tulsa, 600 S. College, Tulsa, OK 74104), and C.E. Main (Department of Plant Pathology, North Carolina State University, Raleigh, NC 27695-7618). This forecast gives the anticipated future track of released Mountain Cedar pollen, weather conditions over the region and along the forecast pathway, and an estimated time of arrival for various metropolitan areas.